# frozen_string_literal: true

module Phlex
	module Rails
		module SGML
			module Overrides
				def helpers
					if defined?(ViewComponent::Base) && @_view_context.is_a?(ViewComponent::Base)
						@_view_context.helpers
					else
						@_view_context
					end
				end

				def render(renderable = nil, *args, **kwargs, &block)
					return super if renderable.is_a?(Phlex::SGML)
					return super if renderable.is_a?(Class) && renderable < Phlex::SGML

					if renderable
						@_target << @_view_context.render(renderable, *args, **kwargs, &block)
					else
						@_target << @_view_context.render(*args, **kwargs, &block)
					end

					nil
				end

				def render_in(view_context, &block)
					if block_given?
						call(view_context: view_context) do |*args|
							view_context.with_output_buffer(self) do
								original_length = @_target.length

								if args.length == 1 && Phlex::SGML === args[0]
									output = yield(
										args[0].unbuffered
									)
								else
									output = yield(*args)
								end

								unchanged = (original_length == @_target.length)

								if unchanged
									if output.is_a?(ActiveSupport::SafeBuffer)
										unsafe_raw(output)
									else
										text(output)
									end
								end
							end

							nil
						end.html_safe
					else
						call(view_context: view_context).html_safe
					end
				end

				# @api private
				def safe_append=(value)
					return unless value

					@_target << case value
						when String then value
						when Symbol then value.name
						else value.to_s
					end
				end

				# @api private
				alias_method :safe_concat, :safe_append=

				# @api private
				def append=(value)
					case value
					when ActiveSupport::SafeBuffer
						@_target << value
					else
						@_target << case value
							when String then ERB::Util.html_escape(value)
							when Symbol then ERB::Util.html_escape(value.name)
							else ERB::Util.html_escape(value.to_s)
						end
					end
				end

				def capture
					super&.html_safe
				end

				# Trick ViewComponent into thinking we're a ViewComponent to fix rendering output
				def set_original_view_context(view_context)
				end

				private def yield_content(&block)
					return unless block

					case block.binding.receiver
					when Phlex::SGML
						super
					else
						@_view_context.with_output_buffer(self) { super }
					end
				end

				private def yield_content_with_args(*args, &block)
					return unless block

					case block.binding.receiver
					when Phlex::SGML
						super
					else
						@_view_context.with_output_buffer(self) { super }
					end
				end
			end
		end
	end
end